function send_email($from, $to, $subj, $body, $header='', $munge_newlines=1)
{
        if (empty($to)) {
                return;
        }

        /* html entities check */
        if (strpos($subj, '&') !== false) {
                $subj = html_entity_decode($subj);
        }

        if ($header) {
                $header = "\n" . str_replace("\r", '', $header);
        }
        $extra_header = '';
        if (strpos($header, 'MIME-Version') === false) {
                $extra_header = "\nMIME-Version: 1.0\nContent-Type: text/plain; charset=utf-8\nContent-Transfer-Encoding: 8bit".$header;
        }

        $header = 'From: '.$from."\nErrors-To: ".$from."\nReturn-Path: ".$from."\nX-Mailer: FUDforum v".$GLOBALS['FORUM_VERSION'].$extra_header.$header; 

                         $extra_header = "\nMIME-Version: 1.0\nContent-Type: text/plain; charset=utf-8\nContent-Transfer-Encoding: 8bit";
        }